Rubber-Cal "Urethane Flex" (Medium Duty) Material Handling Hoses - 7" ID x 12.5ft Length Hose - Black (Fully Stretched) material handling hose cuffed hose plastic duct commercial hose extraction hose poly duct hoses polyurethane hoses plastic ducting flex duct hose flexible material handling hose material hose pipe flexible plastic piping air hose material flex